a. para m=n=2,I=4e−0.5≈2.43 m=n=2, I = 4e^{-0.5} \approx 2.43\;\;m=n=2,I=4e−0.5≈2.43 b. fprom=e−0.5≈0.61f_{prom} = e^{-0.5} \approx 0.61fprom=e−0.5≈0.61
